Which from endocrine glands is responsible for a regulation of sleep?

hypothalamus
adrenal glands
thymus
pineal gland
The pineal gland is a small en­docrine gland in the ver­te­brate brain. It produces mela­ton­in, a sero­tonin derived hormone, which affects the mod­u­la­tion of sleep pat­tern­s. Mela­tonin is sold over-the-­counter as a sleep aid in the U.S. and Canada.

Answers distribution

hypothalamus
adrenal glands
thymus
pineal gland
answers
flagUkraine
0%
5%
0%
94%
38
flagthe Netherlands
16%
2%
11%
66%
42
flagGermany
17%
9%
7%
63%
166
flagCzech Republic
26%
0%
10%
63%
19
flagPoland
21%
7%
7%
62%
14648
flagRepublic of Ireland
28%
6%
3%
62%
64
flagFrance
17%
17%
2%
62%
40
flagthe United Kingdom
25%
7%
9%
57%
359
flagSweden
27%
5%
11%
55%
18
flagNorway
37%
0%
11%
51%
27
flagIndia
26%
12%
8%
50%
236
flagCanada
31%
14%
4%
48%
41
flagUnknown
30%
12%
10%
45%
793
flagthe United Arab Emirates
37%
12%
0%
43%
16
flagPakistan
33%
11%
13%
41%
36
flagthe Philippines
29%
14%
14%
41%
34
flagGreece
52%
0%
5%
41%
17
flagMalaysia
26%
20%
6%
40%
15
flagthe United States
31%
12%
14%
39%
515
flagAustralia
40%
13%
18%
27%
22

Gender

men46%
women54%
hypothalamus
30%
27%
adrenal glands
10%
8%
thymus
12%
9%
pineal gland
46%
54%

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answers
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Which from endocrine glands is responsible for a regulation of sleep?
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Details

Author: Paweł Kołodziejczyk
Illustration: Tambako The Jaguar
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